Armor of Divine Will
The Armor of Divine Will is a massive armor plate in Dragon Age: Origins. It can be used on a Templar, as a replacement for the Effort armor plate, and still retain the bonuses of the set if equiped with the other parts of the Effort Armor (Effort Gloves, Effort Boots and Duty).
Total Bonuses when equipped:
+20% spell resistance
-5 Magic (you read that right, it's minus 5)
Set: -10% fatigue